15
：
Upstairs/Downstairs direction control track
walking direction, in the process of walking and
upstairs/downstairs loading plate Angle automatically maintain
the existing Angle (horizontal Angle).
Track mode
：
Upstairs/Downstairs direction control track walking
direction, in the process of walking and up and down the stairs,
the load does not automatically adjust.
Loading board control mode
：
Control the movement of the
electric push rod in the direction Upstairs/Downstairs (open or
clos of the loading board).
Point Switch
：
After the mode and direction are selected, touch the
switch to realize walking, up and down the stairs,open and close
the loading board.
3.2.2 Usage of Control button for CT250A/300A
Upstairs Direction:
Caterpillar backward
(upstairs direction)
Open the loading board
Downstairs Direction:
Caterpillar forward
（
Downstairs Direction
）
Close the loading board
Point Switch
